Previous page Next page 1 Round Corner Design 2 Mattress Slide Stopper 3 Anti-slip Rubber Pads 4 U-shaped Groove 5 Silent Foam Strip How easy is assembly process? The heavy duty twin bed frame is very quick and simple to assemble, all the tools are packaged in the box. Following our detailed installation instructions, it can be quickly installed by one person in 20~30 min. Does this bed frame require a box spring? No, the bed frame does not require a box spring. What storage space does it provide? This bed frame provides 18 inches of under-bed storage space, allowing users to store items such as luggage and boxes underneath. What safety features does the frame offer? The platform bed frame is designed with rounded corners prevent injuries caused by toe bumps. How much weight can the frame support? The frame is constructed with sturdy steel slats and a reinforce center leg, allowing it to support up to 3500 pounds. This heavy-duty design ensures long-lasting durability and stability.